United States · SAE
903
SAE J 468:1934 — ZINC ALLOY INGOT AND DIE CASTING COMPOSITIONS
Chemical composition
| Element | min | max | Similar | Remarks |
|---|---|---|---|---|
| Al | 3.5 | 4.3 | ||
| Cu | 0.0075 | 1.25 | ||
| Fe | 0.1 | |||
| Mg | 0.03 | 0.08 | ||
| Pb | 0.005 | |||
| Sn | 0.003 | |||
| Zn | Bal | Bal |
Physical properties
20.0
| Elastic modulus | Mean thermal expansion | Thermal conductivity | Specific heat | Resistivity | Density | Poisson's ratio |
|---|---|---|---|---|---|---|
| 0.06 | 6.60 |
Typical physical values
| Density | Elastic modulus | Poisson's ratio | Remarks |
|---|---|---|---|
| 6.70–7.10 | 105.00 | 0.27 | 典型性能值: 锌及锌合金。该数值并非来自发行标准，它仅是指标性的，不能用于设计用途。 |
Fatigue
| Item | Detail |
|---|---|
| Product | die casting; As cast |
| Experiment | T: 20°C |
| Specimen |
| Property | Value |
|---|---|
| Tensile strength (MPa) | 283.0 |
| Elongation (%) | 10.0 |
| Hardness (HRB) | 82.0 |
| No. | Cycles |
|---|---|
| 1 | 5E8 |
Similar grades
| Grade | Region | System |
|---|---|---|
| ZP0400 | International standard | ISO |
| ZP3 | International standard | ISO |
| B86 AG40A | United States | ASTM |